From 82b242214b6f5b96eb9b76452ac6e2b67dd81abd Mon Sep 17 00:00:00 2001 From: Paul Mundt Date: Wed, 29 Jul 2009 22:43:58 +0900 Subject: [PATCH] Revert "sh: Bump the earlytimer bits back to time_init()." This reverts commit 1d29ebebcb951ab6b04d22807cafb24b893310a2. Bumping up the earlytimer initialization causes IRQs to be enabled too early, which blows up lockdep: ... NR_IRQS:256 nr_irqs:256 ------------[ cut here ]------------ Badness at kernel/lockdep.c:2128 Pid : 0, Comm: swapper CPU : 0 Not tainted (2.6.31-rc3-00205-g3ed6e12-dirty #2443) PC is at trace_hardirqs_on_caller+0x48/0x10c PR is at trace_hardirqs_on_caller+0x3c/0x10c ... Revert it back to late_time_init time, which fixes up lockdep. Signed-off-by: Paul Mundt --- arch/sh/kernel/time.c | 27 ++++++++++++++++----------- 1 file changed, 16 insertions(+), 11 deletions(-) diff --git a/arch/sh/kernel/time.c b/arch/sh/kernel/time.c index d2424b068b7b..7f95f479060f 100644 --- a/arch/sh/kernel/time.c +++ b/arch/sh/kernel/time.c @@ -92,6 +92,21 @@ module_init(rtc_generic_init); void (*board_time_init)(void); +static void __init sh_late_time_init(void) +{ + /* + * Make sure all compiled-in early timers register themselves. + * + * Run probe() for two "earlytimer" devices, these will be the + * clockevents and clocksource devices respectively. In the event + * that only a clockevents device is available, we -ENODEV on the + * clocksource and the jiffies clocksource is used transparently + * instead. No error handling is necessary here. + */ + early_platform_driver_register_all("earlytimer"); + early_platform_driver_probe("earlytimer", 2, 0); +} + void __init time_init(void) { if (board_time_init) @@ -108,15 +123,5 @@ void __init time_init(void) local_timer_setup(smp_processor_id()); #endif - /* - * Make sure all compiled-in early timers register themselves. - * - * Run probe() for two "earlytimer" devices, these will be the - * clockevents and clocksource devices respectively. In the event - * that only a clockevents device is available, we -ENODEV on the - * clocksource and the jiffies clocksource is used transparently - * instead. No error handling is necessary here. - */ - early_platform_driver_register_all("earlytimer"); - early_platform_driver_probe("earlytimer", 2, 0); + late_time_init = sh_late_time_init; } -- 2.39.5